JPS6247255B2 - - Google Patents

Info

Publication number
JPS6247255B2
JPS6247255B2 JP55071723A JP7172380A JPS6247255B2 JP S6247255 B2 JPS6247255 B2 JP S6247255B2 JP 55071723 A JP55071723 A JP 55071723A JP 7172380 A JP7172380 A JP 7172380A JP S6247255 B2 JPS6247255 B2 JP S6247255B2
Authority
JP
Japan
Prior art keywords
pulse width
circuit
signal proportional
voltage signal
duty cycle
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
JP55071723A
Other languages
English (en)
Japanese (ja)
Other versions
JPS56168166A (en
Inventor
Shunichi Kobayashi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Corp
Original Assignee
Tokyo Shibaura Electric Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tokyo Shibaura Electric Co Ltd filed Critical Tokyo Shibaura Electric Co Ltd
Priority to JP7172380A priority Critical patent/JPS56168166A/ja
Priority to KR1019810001648A priority patent/KR840002376B1/ko
Priority to US06/267,604 priority patent/US4463311A/en
Priority to FR8110714A priority patent/FR2483625B1/fr
Priority to DE3121448A priority patent/DE3121448C2/de
Priority to GB8116433A priority patent/GB2076976B/en
Publication of JPS56168166A publication Critical patent/JPS56168166A/ja
Publication of JPS6247255B2 publication Critical patent/JPS6247255B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R21/00—Arrangements for measuring electric power or power factor
    • G01R21/06—Arrangements for measuring electric power or power factor by measuring current and voltage
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R21/00—Arrangements for measuring electric power or power factor
    • G01R21/127—Arrangements for measuring electric power or power factor by using pulse modulation
    • G01R21/1271—Measuring real or reactive component, measuring apparent energy

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electric Clocks (AREA)
  • Measurement Of Current Or Voltage (AREA)
JP7172380A 1980-05-29 1980-05-29 Electronic apparent watthour meter Granted JPS56168166A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP7172380A JPS56168166A (en) 1980-05-29 1980-05-29 Electronic apparent watthour meter
KR1019810001648A KR840002376B1 (ko) 1980-05-29 1981-05-13 전자식 피상 전력량계
US06/267,604 US4463311A (en) 1980-05-29 1981-05-27 Electronic electric-energy meter
FR8110714A FR2483625B1 (fr) 1980-05-29 1981-05-29 Compteur electronique d'energie electrique
DE3121448A DE3121448C2 (de) 1980-05-29 1981-05-29 Elektronischer Elektrizitätszähler
GB8116433A GB2076976B (en) 1980-05-29 1981-05-29 Electronic electric-energy meter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7172380A JPS56168166A (en) 1980-05-29 1980-05-29 Electronic apparent watthour meter

Publications (2)

Publication Number Publication Date
JPS56168166A JPS56168166A (en) 1981-12-24
JPS6247255B2 true JPS6247255B2 (nl) 1987-10-07

Family

ID=13468719

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7172380A Granted JPS56168166A (en) 1980-05-29 1980-05-29 Electronic apparent watthour meter

Country Status (2)

Country Link
JP (1) JPS56168166A (nl)
KR (1) KR840002376B1 (nl)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5935157A (ja) * 1982-08-24 1984-02-25 Tokyo Electric Power Co Inc:The 電力測定装置
JPS6078357A (ja) * 1983-10-05 1985-05-04 Tokyo Electric Power Co Inc:The 電力量計

Also Published As

Publication number Publication date
JPS56168166A (en) 1981-12-24
KR840002376B1 (ko) 1984-12-24
KR830006693A (ko) 1983-10-06

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